ALL: Make iio_utils a little more friendly to be compiled out of the ./osc project

Signed-off-by: Robin Getz <robin.getz@analog.com>
ALL: Now fix everything so it can see the updated changes to iio_utils

Signed-off-by: Robin Getz <robin.getz@analog.com>
Merge branch 'master' of https://github.com/analogdevicesinc/iio-oscilloscope